CN108769867B - Audio control device and system for cinema - Google Patents
Audio control device and system for cinema Download PDFInfo
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- CN108769867B CN108769867B CN201810571638.9A CN201810571638A CN108769867B CN 108769867 B CN108769867 B CN 108769867B CN 201810571638 A CN201810571638 A CN 201810571638A CN 108769867 B CN108769867 B CN 108769867B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
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- Acoustics & Sound (AREA)
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Abstract
The invention provides a sound control device and system for a cinema, relating to the technical field of electrical equipment, wherein the sound control device for the cinema comprises: the seat occupancy rate of the video hall is calculated by the arrangement, and the sound equipment with different powers positioned at different positions is controlled to be respectively started by combining the seat occupancy rate.
Description
Technical Field
The present invention relates to the field of electrical equipment technology, and in particular, to a sound control device and system for a cinema.
Background
With the development of science and technology and the improvement of living standard of people, various leisure activities are gradually enriched. After work, people can grow flowers and fish, can do sports, can play motor games, can watch movies, and the like. Particularly, due to the rapid development of related technologies of movies in recent years, people can enjoy various types of movies in 3D, 4D, IMAX, water curtain and ball curtain scenes, so that the appreciation requirements of people are met.
However, the movie in the 3D, 4D, IMAX, water curtain, and ball curtain scenes is usually played in a movie theater. The reason is that the implementation of the special movie described above needs to be implemented by many other means (e.g., a sprinkler, a slotter, etc.). In recent years, the number of cinema theaters has increased, but the rate of attendance at movie theaters has become unstable due to the relationship between the movie show period and the working hours of people. Sometimes during the showing of a well-praise movie, the movie theatre field is full; sometimes the seating rate is low during some movie releases. No matter the sitting rate is, the same equipment such as light, sound and the like can be used in the movie theatre, so that the resource is greatly wasted when the sitting rate is insufficient; moreover, too strong sound or the like also causes audio-visual interference to people.
In summary, no effective solution exists for the problem that the size of the sound box of the cinema cannot be adjusted according to the actual seating rate.
Disclosure of Invention
In view of the above, embodiments of the present invention provide an audio control apparatus and system for a cinema, which achieve the purpose of controlling the audio devices at corresponding positions to be turned on according to different seating rates by providing a central processing unit, a weight sensor, the audio devices, and the like.
In a first aspect, an embodiment of the present invention provides a sound control apparatus for a theater, including: the system comprises a central processing unit, sound equipment and a weight sensor arranged on each seat;
each weight sensor is wirelessly connected with the central processing unit;
the sound equipment is wirelessly connected with the central processing unit;
each weight sensor is arranged on the seat surface of the seat;
the sound equipment is arranged at different heights of the movie hall in a surrounding way;
the weight sensor is used for detecting a weight value when a person sits down on the seat, generating a sitting signal according to the weight value and sending the sitting signal to the central processing unit;
the central processing unit is used for receiving the sitting signals sent by the weight sensors, counting the total number of the sitting signals and calculating the percentage of the sitting signals in the total number of the seats;
the central processing unit is also used for comparing the relation between the percentage and a preset threshold range, and controlling the sound equipment at the first height position to be started when the percentage is greater than the upper limit of the threshold range;
the central processing unit is also used for controlling the sound equipment at the second height position to be started when the percentage is within the threshold range;
and the central processing unit is also used for controlling the sound equipment at the third height position to be started when the percentage is smaller than the lower limit of the threshold range.
With reference to the first aspect, an embodiment of the present invention provides a first possible implementation manner of the first aspect, where the audio device at the first height position includes: the loudspeaker comprises a bottom supporting table, a shell assembly, a first sound box body, a first power amplifier and a fan, wherein the first height position is a height which is perpendicular to the ground and has a distance of less than 0.1 m;
the upper surface of the bottom supporting platform is provided with a groove, and the bottom supporting platform is used for supporting the shell component, the first sound equipment body and the first power amplifier;
the bottom of the shell component is matched with the groove for use, and the shell component surrounds a closed shell along the bottom support platform;
the first sound box body and the first power amplifier are arranged in the shell, and the first sound box body is used for receiving a first starting signal sent by the central processing unit and then sending a first sound;
the first power amplifier is used for amplifying and outputting the power of the first sound;
the fan sets up the inboard at the casing for with the heat effluvium of first stereo set body and first power amplifier during operation.
With reference to the first possible implementation manner of the first aspect, an embodiment of the present invention provides a second possible implementation manner of the first aspect, where the audio device at the second height position includes: the loudspeaker comprises a support frame, a ventilation shell, a second sound box body and a second power amplifier, wherein the second height position is a height which is 1.5 meters away from the ground in a vertical mode;
the supporting frame is of a broken line type, the angle of the supporting frame can be adjusted, one end of the supporting frame is installed on the wall, and the other end of the supporting frame is connected with the bottom end of the ventilation shell;
the ventilation shell is a closed shell, and a plurality of through holes are formed in the side wall of the ventilation shell;
the inner side of the ventilation shell is used for wrapping the second sound body and the second power amplifier;
the second sound box body is used for sending out a second sound after receiving a second opening signal sent out by the central processing unit;
and the second power amplifier is used for amplifying and outputting the power of the second sound.
With reference to the second possible implementation manner of the first aspect, an embodiment of the present invention provides a third possible implementation manner of the first aspect, where the audio device in the third height position includes: the lifting rod, the peripheral shell, the third sound body and the third power amplifier are arranged, wherein the third height position is the height which is 2.5 meters away from the ground in a vertical mode;
the hoisting rod is a connecting rod, one end of the hoisting rod is connected to the inner side of the roof, and the other end of the hoisting rod is connected with the top end of the peripheral shell;
a third sound body and a third power amplifier are arranged inside the peripheral shell;
the third sound body is used for receiving a third opening signal sent by the central processing unit and then sending a third sound;
and the third power amplifier is used for amplifying and outputting the power of the third sound.
In combination with the first possible implementation manner of the first aspect, an embodiment of the present invention provides a fourth possible implementation manner of the first aspect, wherein the outer surfaces of the bottom support table and the housing assembly are both wrapped with a waterproof film.
With reference to the third possible implementation manner of the first aspect, an embodiment of the present invention provides a fifth possible implementation manner of the first aspect, where the operating voltages of the first sound body, the second sound body, and the third sound body are different.
With reference to the third possible implementation manner of the first aspect, an embodiment of the present invention provides a sixth possible implementation manner of the second aspect, where amplification factors of the first power amplifier, the second power amplifier, and the third power amplifier are different.
With reference to the third possible implementation manner of the first aspect, an embodiment of the present invention provides a seventh possible implementation manner of the first aspect, wherein horizontal distances between every two of the first sound body, the second sound body, and the third sound body are equal.
With reference to the first aspect, an embodiment of the present invention provides an eighth possible implementation manner of the first aspect, where the apparatus further includes a fault detector, where the fault detector is connected to each of the weight sensors;
and the fault detector is used for detecting whether the weight sensor is in a normal working state or not in real time, and sending out an alarm signal to the outside after detecting that the weight sensor has a fault.
In a second aspect, an embodiment of the present invention provides a sound control system for a theater, including: a monitor and the cinema sound control device;
the monitor is connected with the sound control device for the cinema;
and a monitor for monitoring the operating state of the sound control device for the cinema.
The embodiment of the invention provides a sound control device and a system for a cinema, wherein the sound control device for the cinema comprises: the control device comprises a central processing unit, sound equipment and weight sensors arranged on each seat, wherein each weight sensor is wirelessly connected with the central processing unit, the sound equipment is wirelessly connected with the central processing unit, in the concrete implementation, each weight sensor is arranged on the seat surface of each seat, the sound equipment is arranged at positions with different heights of a movie hall in a surrounding way, the power of the sound equipment at the positions with different heights is different, when the control device is used, the weight sensors are firstly used for detecting the weight value when a person sits down on the seat, an upper seat signal is generated according to the weight value and is sent to the central processing unit, then the central processing unit is used for receiving the upper seat signals sent by each weight sensor, counting the total number of the upper seat signals and calculating the percentage of the upper seat signals to the total number of the seats, the actual number of persons watching the film in the cinema is measured through the calculated percentage, then the central processing unit is also used for comparing the relationship between the percentage and a preset threshold range, and then when the calculated percentage is larger than the upper limit of the threshold range, the central processing unit controls the sound equipment at the first height position to be started; when the percentage is smaller than the lower limit of the threshold range, the central processing unit controls the sound equipment at the second height position to be started; when the percentage is less than the lower limit of the threshold range, the central processing unit controls the sound equipment at the third height position to be started, through the processing process, the proportion of the actual number of film viewers of the cinema to the space (the total seat number) of the cinema is conveniently and quickly calculated, the sound equipment at different positions are respectively started according to the difference of the proportion value, and further the resource consumption of the cinema is saved to a certain extent.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a connection diagram of a sound control apparatus for theater according to an embodiment of the present invention;
fig. 2 is a schematic diagram showing a connection structure of a sound control apparatus for theater according to an embodiment of the present invention;
fig. 3 is a block diagram showing a configuration of a sound control apparatus for theater according to an embodiment of the present invention;
fig. 4 is a block diagram showing an audio control apparatus for theater according to an embodiment of the present invention.
Icon: 1-a weight sensor; 2-a central processing unit; 3-sound equipment; 4-a bottom support table; 5-a first power amplifier; 6-a fan; 7-a housing component; 8-a first sound body; 9-a support frame; 10-a second sound body; 11-a ventilated casing; 12-a second power amplifier; 13-hoisting rod; 14-a third sound body; 15-a third power amplifier; 16-peripheral housing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
The attendance rate of a movie theater is an important factor that directly affects the income of the theater. While the hardware equipment of the movie theatre is mostly fixed. No matter what the attendance rate of the movie on the same day is, the same equipment such as light and sound equipment can be used in the movie hall of the movie theater, so that when the attendance rate is very low, the whole started sound equipment causes great waste of resources.
Based on this, the embodiment of the present invention provides a sound control apparatus and system for cinema, and the following description is made by way of example.
Example 1
Referring to fig. 1, 2, 3, and 4, the sound control apparatus for a theater according to the present embodiment specifically includes: central processing unit, sound equipment and the weight sensor who sets up on every seat, whether for the accurate effectual perception has someone to sit down on every seat, each weight sensor all sets up on the seat of seat, and weight sensor gathers the weight value of seeing the shadow person on the seat when someone sits down on this seat. Moreover, each weight sensor is wirelessly connected with the central processing unit, for example, through Bluetooth and the like, the sound equipment is wirelessly connected with the central processing unit, for example, through Bluetooth, WIFI and the like, and compared with wired connection, the wireless connection saves the complex wiring process.
In addition, in order to make the sound effect of the whole viewing space uniform, the sound equipment is arranged at different heights of the video hall in a surrounding way, in practice, the weight sensor is used to detect the weight value of the seat when a person sits down, and, generating a seat-up signal according to the weight value, then sending the seat-up signal to a central processing unit by a weight sensor, after the central processing unit receives the seat-up signals sent by each weight sensor, the central processing unit counts the total number of the seat-up signals, for better measurement, the total number of seat signals is usually counted in a movie hall, and of course, if the sound equipment is used for the whole video hall, the total number of the seating signals of the whole video hall is correspondingly counted, in addition, the central processing unit also calculates the percentage of the seat-in signals to the total number of the seats, namely the percentage of the actual number of the sightseeing people to the total number of the seats.
The cpu is further configured to compare the percentage with a preset threshold range, where the preset threshold range is a value corresponding to a better seating rate, and is preferably between 40% and 90%. In the specific implementation process, when the percentage is larger than the upper limit of the threshold range, the central processing unit controls the sound equipment at the first height position to be started; when the percentage is within the threshold range, the central processing unit controls the sound equipment at the second height position to be started; and when the percentage is smaller than the lower limit of the threshold range, the central processing unit also controls the sound equipment at the third height position to be started. Through the setting of the preset threshold range, different sound equipment can be started according to different values of the percentages, so that the purpose of adjusting the sound equipment according to the number of viewers is achieved, and convenience and rapidness are achieved.
The acoustic device at the first height position includes: bottom supporting bench 4, shell subassembly 7, first stereo set body 8, first power amplifier 5 and fan 6, it should explain that, first high position is for being less than 0.1 meter's height with ground vertical distance, because, ground is probably comparatively moist in the cleaning process, consequently, sets up audio equipment on ground vertical distance is less than 0.1 meter's height, and not directly place subaerial, can reduce the influence to audio equipment such as moisture to prolong audio equipment's life.
In addition, when the percentage is greater than the upper limit of the threshold range (namely, the number of viewers is more), the central processing unit controls the sound equipment on the first height position to be started. For fine this audio equipment of placing, above-mentioned bottom supporting bench's upper surface is provided with the recess, it can prevent effectively that this audio equipment from slipping from the bottom supporting bench to set up the recess, and, the bottom supporting bench is used for supporting shell subassembly, first stereo set body and first power amplifier, the bottom and the recess cooperation of shell subassembly are used, shell subassembly encloses into inclosed casing along the bottom supporting bench, thereby for this audio equipment provides the protection, when this audio equipment of external striking, the casing can effectively cushion, thereby this audio equipment of protection. And, first sound body and first power amplifier all set up in the casing, first sound body is used for receiving and sends first sound behind the first enabling signal that central processing unit sent, afterwards, in order to make the sound effect show more, first power amplifier is used for enlargiing the back output with the power of first sound, because, heat can be given off at the course of the work such as first sound body and first power amplifier, in the implementation process, the fan sets up the inboard of casing so that heat with first sound body and first power amplifier during operation is given off, this sound equipment's result of use has effectively been ensured.
The acoustic device at the second height position includes: support frame 9, ventilation shell 11, second sound body 10 and second power amplifier 12, it needs to explain that above-mentioned second high position is for being 1.5 meters high with ground vertical distance, and above-mentioned second high position is different with first high position to it can effectively distinguish to have ensured the audio effects.
For convenience of installation, the support frame is of a broken line type, the angle of the support frame can be adjusted, so that an operator can adjust the support frame conveniently, and the support frame is usually made of steel and the like to ensure the safety of sound equipment. In the specific implementation process, the one end of support frame is installed on the wall, the bottom of ventilation shell is connected to the other end of support frame, and, in order to effectively dispel the heat that sound equipment gived off in the course of the work, ventilation shell is an inclosed casing, be provided with a plurality of through-holes on ventilation shell's the lateral wall, ventilation shell's inboard is used for wrapping up second stereo set body and second power amplifier, during the use, second stereo set body sends the second sound after being used for receiving the second opening signal that central processing unit sent, afterwards, in order to make the sound effect show more, the second power amplifier is used for enlargiing the back output with the power of second sound.
The audio device at the third height position includes: the third height position is a height which is 2.5 meters away from the ground, and the third height position is set at a height which is 2.5 meters away from the ground. The hoisting rod is a connecting rod, one end of the hoisting rod is connected to the inner side of the roof, the other end of the hoisting rod is connected to the top end of the peripheral shell, and the peripheral shell is fixed in a hoisting mode. And a third sound body and a third power amplifier are arranged in the peripheral shell, in the using process, the third sound body is used for receiving a third opening signal sent by the central processing unit and then sending a third sound, and then, in order to make the sound effect more obvious, the third power amplifier is used for amplifying and outputting the power of the third sound.
In addition, in order to prevent the water leakage phenomenon from appearing on the roof of the cinema, the outer surfaces of the bottom supporting platform and the shell component are wrapped by waterproof films. Common water proof membrane is the plastics material, like this, can effectively protect the stereo set equipment that sets up in the bottom sprag platform, the shell subassembly through water proof membrane to the resistance of moisture content.
In addition, in order to save the electric energy as much as possible, the working voltages of the first sound body, the second sound body and the third sound body are different, in order to meet the requirement of the number of viewers, the values of the working voltages of the first sound body, the second sound body and the third sound body are sequentially set from large to small, and the value of the specific working voltage can be flexibly set according to the situation.
In addition, in order to adapt to the number of viewers, the amplification factors of the first power amplifier, the second power amplifier and the third power amplifier are different. It should be noted that, the amplification factors of the first power amplifier, the second power amplifier and the third power amplifier should be matched with the first sound body, the second sound body and the third sound body, and cannot exceed their own amplification ranges, and the specific amplification factor values can be flexibly set according to the circumstances.
In addition, in order to make the sound effect in the sight shadow room as even as possible, the horizontal distance between every two of the first sound body, the second sound body and the third sound body is equal, namely, the first sound body, the second sound body and the third sound body are uniformly arranged in the sight shadow space, and in the follow-up maintenance process, the equipment is convenient to erect for maintenance and the like.
In addition, in order to ensure that the weight sensor can accurately measure the weight value of a film viewer, the sound control device for the cinema further comprises a fault detector, the fault detector is connected with each weight sensor, in the using process, the fault detector is used for detecting whether the weight sensor is in a normal working state or not in real time, and an alarm signal is sent out to the outside after the weight sensor is detected to be out of order. For example, voice alarm, etc., thereby effectively avoiding the occurrence of situations such as measurement error caused by the damage of the weight sensor.
In summary, the sound control apparatus for a theater according to the present embodiment includes: the device comprises a central processing unit, sound equipment and a weight sensor arranged on each seat, wherein the connection relationship among the equipment is as follows: each weight sensor is wirelessly connected with the central processing unit, the sound equipment is wirelessly connected with the central processing unit, for effective monitoring, each weight sensor is arranged on the seat surface of the seat, the sound equipment is arranged on the positions of different heights of the video hall in a surrounding way, in the using process, the weight sensors are used for detecting the weight value when a person sits down on the seat, and the weight sensors generate seat-up signals according to the weight value and send the seat-up signals to the central processing unit, therefore, the central processing unit is used for receiving the seat-up signals sent by each weight sensor, counting the total number of the seat-up signals, calculating the percentage of the seat-up signals to the total number of the seat, then, the central processing unit also compares the relationship between the percentage and the preset threshold range, and when the percentage is more than the upper limit of the threshold range, the central processing unit controls the sound equipment on the position of the first height to be started, when the percentage is in the threshold value scope, central processing unit control second altitude position's sound equipment opens, when the percentage is less than the lower limit of threshold value scope, central processing unit control third altitude position's sound equipment opens, through the above-mentioned real-time tracking processing to the rate of attendance, convenient and fast's the actual movie watching people who has calculated the cinema accounts for the proportion in cinema space, the rate of attendance promptly to open the sound equipment on the different positions respectively according to the difference of the rate of attendance, the resource consumption of cinema has been saved greatly on the basis of guaranteeing that the person of watching sees the movie and experiences.
Example 2
The present embodiment provides a sound control system for a theater including: the monitor is connected with the sound control device for the cinema, and in the using process, the monitor is used for monitoring the working state of the sound control device for the cinema, so that the monitor is convenient for relevant managers to check in real time and timely processes when monitoring that the working state of the sound control device for the cinema is abnormal.
In summary, the sound control system for cinema provided in this embodiment includes: the monitor is connected with the sound control device for the cinema through hardware connection, and the monitor is used for monitoring the working state of the sound control device for the cinema during the use process, thereby facilitating the monitoring and abnormal handling of related managers.
It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working process of the system described above may refer to the corresponding process in the foregoing embodiments, and is not described herein again.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A sound control device for a theater, comprising: the system comprises a central processing unit, sound equipment and a weight sensor arranged on each seat;
each weight sensor is wirelessly connected with the central processing unit;
the sound equipment is wirelessly connected with the central processing unit;
each weight sensor is arranged on the seat surface of the seat;
the sound equipment is arranged at different heights of the movie hall in a surrounding manner;
the weight sensor is used for detecting a weight value of a seat when a person sits down, generating a seat-up signal according to the weight value and sending the seat-up signal to the central processing unit;
the central processing unit is used for receiving the seating signals sent by the weight sensors, counting the total number of the seating signals and calculating the percentage of the seating signals in the total number of the seats;
the central processing unit is further used for comparing the relation between the percentage and a preset threshold range, and controlling the sound equipment at a first height position to be started when the percentage is larger than the upper limit of the threshold range;
the central processing unit is further used for controlling the sound equipment at a second height position to be started when the percentage is within the threshold range;
and the central processing unit is further used for controlling the sound equipment at the third height position to be started when the percentage is smaller than the lower limit of the threshold range.
2. The audio control apparatus for theater as set forth in claim 1, wherein the audio equipment at the first height position comprises: the loudspeaker comprises a bottom supporting table, a shell assembly, a first sound box body, a first power amplifier and a fan, wherein the first height position is a height which is perpendicular to the ground and has a distance of less than 0.1 m;
the upper surface of the bottom support platform is provided with a groove, and the bottom support platform is used for supporting the shell component, the first sound box body and the first power amplifier;
the bottom of the shell component is matched with the groove for use, and the shell component is surrounded into a closed shell along the bottom support platform;
the first sound box body and the first power amplifier are both arranged in the shell, and the first sound box body is used for receiving a first opening signal sent by a central processing unit and then sending a first sound;
the first power amplifier is used for amplifying and outputting the power of the first sound;
the fan is arranged on the inner side of the shell and used for dissipating heat generated when the first sound box body and the first power amplifier work.
3. The audio control apparatus for theater as set forth in claim 2, wherein the audio equipment at the second height position comprises: the loudspeaker comprises a support frame, a ventilation shell, a second sound box body and a second power amplifier, wherein the second height position is a height which is 1.5 meters away from the ground in a vertical mode;
the supporting frame is of a broken line type, the angle of the supporting frame can be adjusted, one end of the supporting frame is installed on a wall, and the other end of the supporting frame is connected with the bottom end of the ventilation shell;
the ventilation shell is a closed shell, and a plurality of through holes are formed in the side wall of the ventilation shell;
the inner side of the ventilation shell is used for wrapping the second sound body and the second power amplifier;
the second sound box body is used for sending out a second sound after receiving a second opening signal sent out by the central processing unit;
and the second power amplifier is used for amplifying and outputting the power of the second sound.
4. The audio control apparatus for theater as set forth in claim 3, wherein the audio device at the third height position comprises: the lifting rod, the peripheral shell, the third sound body and the third power amplifier are arranged, wherein the third height position is the height which is 2.5 meters away from the ground in a vertical mode;
the hoisting rod is a connecting rod, one end of the hoisting rod is connected to the inner side of the roof, and the other end of the hoisting rod is connected with the top end of the peripheral shell;
the third sound body and the third power amplifier are arranged in the peripheral shell;
the third sound body is used for receiving a third opening signal sent by the central processing unit and then sending a third sound;
and the third power amplifier is used for amplifying and outputting the power of the third sound.
5. The audio control device for theaters of claim 2, wherein the exterior surfaces of the base support table and the enclosure assembly are each coated with a waterproof membrane.
6. The audio control apparatus for theater as set forth in claim 4, wherein the first audio body, the second audio body and the third audio body have different operating voltages.
7. The audio control apparatus for theaters according to claim 4, wherein the first power amplifier, the second power amplifier, and the third power amplifier have different amplification factors.
8. The audio control apparatus for theaters according to claim 4, wherein the first audio body, the second audio body, and the third audio body are arranged at the same horizontal distance therebetween.
9. The audio control apparatus for theaters according to claim 1, further comprising a failure detector connected to each of the weight sensors;
the fault detector is used for detecting whether the weight sensor is in a normal working state or not in real time, and sending out an alarm signal after detecting that the weight sensor breaks down.
10. A sound control system for a theater, comprising: a monitor and the cinema sound control apparatus as set forth in any one of claims 1 to 9;
the monitor is connected with the sound control device for the cinema;
and the monitor is used for monitoring the working state of the sound control device for the cinema.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810571638.9A CN108769867B (en) | 2018-06-04 | 2018-06-04 | Audio control device and system for cinema |
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| CN103279080B (en) * | 2013-04-28 | 2015-07-15 | 浙江大丰实业股份有限公司 | Intelligent cinema environment adjustment device |
| CN204865011U (en) * | 2015-08-25 | 2015-12-16 | 北京耀莱国际文化产业投资有限公司 | Structure is arranged to audio amplifier of cinema stereo set |
| CN107135595A (en) * | 2017-06-28 | 2017-09-05 | 山东陆洋智能科技有限公司 | Illumination control apparatus and system |
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Effective date of registration: 20230817 Address after: No. 43 Lianglong South Street, Huaqiao Science and Technology Industrial Park, Huashan Town, Huadu District, Guangzhou City, Guangdong Province, 510880 Patentee after: GUANGZHOU JINZUAN ELECTRICAL APPLIANCE Co.,Ltd. Address before: 212000 Building A, Science and Technology Entrepreneurship Park, Development Zone, Danyang City, Zhenjiang City, Jiangsu Province Patentee before: ZHENJIANG SHICHENG FILM Co.,Ltd. |